Samsung Display Co., Ltd.

Samsung Electronics Co., Ltd.

Samsung Displayco., Ltd.

Kookmin University

Junhyun Park

Hyeongseok Kim

Minjae Jeong

Kangmoon Jo

Jangmi Kang

Dongwoo Kim

Sungjae Moon

Mukyung Jeon

Ansu Lee

Kyoungju Shin

Sunghwan Kim

Youngwan Seo

Sunhwa Lee

Chongchul Chai

Heejean Park

Sunkwang Kim

Cheol-Gon Lee

Yujin Lee

Seyoung Song

Jaekeun Lim

Yang-Hwa Choi

Jeonghoon Kang

YoungMin Kim

Kisoo Park

Seunghun Lee

Meehye Jung

Jonghee Kim

Cheolgon Lee

Sungmo Lee

Kanghyun Kim

Seokmo Chang

Soil Yoon

Gun Hee Kim

Do-Hyun Kim

Dae Hwan Kim

Ji-Sun Kim

Yu-Jin Lee

Byung Du Ahn

Bon-Yong Koo

Xinxing Li

Jihun Lim

Junki Jeong

Seon Young Choi

Seonyoung Choi

Jaehyung Cho

Chanwoo Yang

Jaehyeong Kim

Jong-Seok Seo

Hooijoong Kim

Woongsik Choi

Sungjong Kim

Doohyoung Lee

Jae-hoon Seo

Byunggeun Jun

Se-hyang Kim

Eunsuk Bang

Hyeoncheol Kim

Jaewoo Park

Jehun Lee

Moohyung Lee

Jeongju Park

Jihyun Woo

Hyunkwang Jung

Suhwan Ji

Ilseon Ha

A display apparatus includes a display panel, a gate driver, a data driver and an emission driver. The display panel includes a pixel. The gate driver is configured to provide a gate signal to the pixel. The data driver is configured to provide a data voltage to the pixel. The emission driver is configured to provide an emission signal to the pixel. The pixel is configured to emit light based on a data writing gate signal, a data initialization gate signal, a compensation gate signal, the emission signal and the data voltage. When the data writing gate signal is driven in a maximum frequency in a variable frequency driving, a frequency of at least one of the data initialization gate signal and the compensation gate signal is less than a frequency of the data writing gate signal.

Display apparatus

A display device includes: a display panel including a light emitting element and a pixel circuit unit connected to the light emitting element. The pixel circuit unit includes: a first transistor connected between a drive voltage line and the light emitting element and which operates depending on a potential of a first node; a second transistor connected between a data line and a second node; a first capacitor electrode connected to the first node; a second capacitor electrode connected to the second node and which faces the first capacitor electrode; a third capacitor electrode connected to the second node; a fourth capacitor electrode, which faces the third capacitor electrode and is connected to the drive voltage line; a bridge electrode, which connects the second capacitor electrode and the third capacitor electrode; and a shielding electrode, which overlaps the bridge electrode in a plan view.

Display device

There is provided a display device. The display device includes a first data line on a first interlayer insulating layer over a substrate, a first power line and a second power line on a second interlayer insulating layer, the second interlayer insulating layer covering the first data line, and a plurality of pixels. A first pixel among the plurality of pixels includes a display element including a pixel electrode, an opposite electrode, and an intermediate layer between the pixel electrode and the opposite electrode, the second power line being connected to the opposite electrode, and a driving thin film transistor between the substrate and the display element and including a driving semiconductor layer, a driving gate electrode, a driving source electrode, and a driving drain electrode, the first interlayer insulating layer covering the driving gate electrode, and the first power line being connected to the driving source electrode.

A pixel includes a light emitting element, a first transistor including a first electrode electrically connected to a first voltage line, a second electrode electrically connected to the light emitting element, and a gate electrode connected to a first node, a second transistor including a first electrode connected to a data line, a second electrode, and a gate electrode connected to a first scan line, a third transistor including a first electrode electrically connected to the first node, a second electrode connected to the second electrode of the first transistor, and a gate electrode connected to a second scan line, and a test transistor including a first electrode connected to the first electrode of the first transistor, a second electrode electrically connected to the second electrode of the second transistor, and a gate electrode connected to the second scan line.

Pixel and display device

A display device that includes a substrate having a display area configured for displaying an image and a peripheral area positioned outside of the display area. A first thin film transistor is disposed on the display area. A display element is electrically connected to the first thin film transistor. The display element includes a pixel electrode, an intermediate layer, and an opposite electrode. An embedded driving circuit portion is disposed on the peripheral area. The embedded driving circuit portion includes a second thin film transistor. A common voltage supply line is disposed on the peripheral area. The common voltage supply line is positioned closer to the display area than the embedded driving circuit portion. The common voltage supply line is electrically connected to the opposite electrode.

Display device including a protruding support

A gate driving circuit is provided. Each stage of the gate driving circuit includes a first node controller configured to control a voltage level of a first node connected to a gate of a pull-down transistor, and a second node controller configured to control a voltage level of a second node connected to a gate of a pull-up transistor, wherein the first node controller comprises a first circuit and a second circuit, wherein the first circuit is connected between the first node and an input terminal to which a start signal is input, and configured to transfer the start signal to the first node, and the second circuit is connected between the input terminal and the first node, and may be configured to boost a voltage level of a voltage of the first node.

Gate driving circuit

A display device includes a display area and a peripheral area disposed adjacent to the display area, a display element arranged in the display area, a first semiconductor layer, a gate conductive layer, a first connection electrode layer, and a second connection electrode layer, sequentially arranged on a substrate, and a bias voltage supply line arranged in the peripheral area. The bias voltage supply line includes a top supply line and a bottom supply line arranged on different layers, and the top supply line and the second connection electrode layer are arranged on a same layer.

Display device having voltage supply lines in a peripheral area

A washing machine is provided that includes a washing tub, a driver to rotate the washing tub, a sensor to sense an operation of the washing machine, and at least one processor configured to obtain a weight of dry fabric of laundry in the washing tub, control the driver to rotate the washing tub at a speed within a first range, and obtain a first torque axis current of the driver. The at least one processor is further configured to, after supplying washing water to the washing tub, control the driver to rotate the washing tub at a speed within a second range and obtain a second torque axis current of the driver, and identify a material of the laundry by inputting at least one of the weight of the dry fabric, the first torque axis current, or the second torque axis current to a neural network model.

Washing machine and control method thereof

A display apparatus includes a display panel, a gate driver, a data driver and an emission driver. The display panel includes a pixel. The gate driver provides a gate signal to the pixel. The data driver provides a data voltage to the pixel. The emission driver provides an emission signal to the pixel. The pixel includes a light emitting element, a driving switching element which applies a driving current to the light emitting element, a storage capacitor connected to a control electrode of the driving switching element and a bias capacitor including a first electrode connected to the storage capacitor and a second electrode which receives a bias gate signal. A waveform of the bias gate signal varies based on an off ratio representing a ratio of an off period of the emission signal in a frame period.

Display apparatus and method of driving the same

A clothes treatment apparatus for identifying a noise course in which abnormal noise occurs, the clothes treatment apparatus including: a frame forming a skeleton of a cabinet; a cover plate surrounding the frame to form an external appearance of the cabinet; a tub provided in the cabinet; a drum rotatably provided in the tub; a drum motor configured to rotate the drum; and a vibration sensor provided on the frame.

Clothes treatment apparatus and method of controlling the same

A display panel includes: a plurality of pixels, each of which includes a light emitting element and a pixel circuit for driving the light emitting element; a plurality of scan lines connected to the pixel circuit; and a data line connected to the pixel circuit. The pixel circuit includes: a transfer capacitor connected to a first node and a second node; a first circuit part including the first node; a second circuit including the second node and connected with the light emitting element; and a test unit connected to the first circuit part and the second circuit part.

Display panel and method for inspecting display panel

A display panel includes: an element layer including a light emitting element; and a circuit layer including: a first transistor connected between a first drive voltage line and the light emitting element and operating according to a potential of a first node; a second transistor connected between a data line and a second node; a third transistor connected between the first transistor and the first node; a first capacitor electrode connected to the first node; a second capacitor electrode connected to the second node and facing the first capacitor electrode to form a first capacitor; a third capacitor electrode facing the second capacitor electrode to form a second capacitor and connected to the first drive voltage line; a first bridge electrode electrically connecting the first capacitor electrode and the third transistor; and a second bridge electrode electrically connecting the second capacitor electrode and the second transistor.

Display panel

A display device includes a substrate, a first active pattern above the substrate, a first gate layer above the first active pattern, and including a first capacitor electrode, a second gate layer above the first gate layer, and including a second capacitor electrode overlapping the first capacitor electrode, a second active pattern above the second gate layer, and including an extension portion above the second capacitor electrode, and a connection electrode above the second active pattern, and connecting the extension portion and the first capacitor electrode.

Pixel circuit and display device having the same

A display device includes: an active layer on a substrate; a first switching transistor including a part of the active layer; a second switching transistor including a part of the active layer and in a same plane as at least a part of the first switching transistor in a first direction in a plan view; a first capacitor on the active layer and connected to the second switching transistor; a second capacitor on the active layer and connected to the first switching transistor; a first gate line extending in the first direction and connected to a gate electrode of each of the first and second switching transistors; and a light emitting element on the first gate line.

A display apparatus includes a display panel, a gate driver, a data driver and an emission driver. The display panel includes a pixel. The gate driver is configured to provide a gate signal to the pixel. The data driver is configured to provide a data voltage to the pixel. The emission driver is configured to provide an emission signal to the pixel. The pixel includes a light emitting element, a driving switching element and a bias switching element. The driving switching element is configured to apply a driving current to the light emitting element. The bias switching element is configured to provide a bias voltage to an input electrode of the driving switching element. A frequency of a bias gate signal applied to a control electrode of the bias switching element is greater than a frequency of a data write gate signal applied to the pixel.

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Suwon-si, South Korea

Junhyun Park